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* io.c (io_fread): need not to null terminate. [ruby-dev:24998]

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* io.c (read_all): remove unnecessary rb_str_resize().
  [ruby-dev:24996]

* io.c (io_readpartial): ditto.

* io.c (io_read): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7425 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2004-11-30 09:36:39 +00:00
parent ee6869c8d6
commit e6e84eab64
2 changed files with 8 additions and 8 deletions
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2
ChangeLog
View File

@ -1,5 +1,7 @@
Tue Nov 30 16:18:50 2004 Yukihiro Matsumoto <matz@ruby-lang.org>
* io.c (io_fread): need not to null terminate. [ruby-dev:24998]
* eval.c (rb_eval): should check previous frame for ZSUPER.
* io.c (read_all): remove unnecessary rb_str_resize().

14
io.c
View File

@ -1009,7 +1009,6 @@ io_fread(ptr, len, fptr)
}
if (len == n) return 0;
}
*ptr = '\0';
break;
}
*ptr++ = c;
@ -1086,7 +1085,6 @@ read_all(fptr, siz, str)
n = io_fread(RSTRING(str)->ptr+bytes, siz-bytes, fptr);
rb_str_unlocktmp(str);
if (n == 0 && bytes == 0) {
rb_str_resize(str,0);
if (!fptr->f) break;
if (feof(fptr->f)) break;
if (!ferror(fptr->f)) break;
@ -1203,7 +1201,6 @@ io_readpartial(argc, argv, io)
if (n < 0) {
if (rb_io_wait_readable(fileno(fptr->f)))
goto again;
rb_str_resize(str, 0);
rb_sys_fail(fptr->path);
}
}
@ -1274,11 +1271,14 @@ io_read(argc, argv, io)
n = io_fread(RSTRING(str)->ptr, len, fptr);
rb_str_unlocktmp(str);
if (n == 0) {
rb_str_resize(str,0);
if (!fptr->f) return Qnil;
if (feof(fptr->f)) return Qnil;
if (feof(fptr->f)) {
rb_str_resize(str, 0);
return Qnil;
}
if (len > 0) rb_sys_fail(fptr->path);
}
rb_str_resize(str, n);
RSTRING(str)->len = n;
RSTRING(str)->ptr[n] = '\0';
OBJ_TAINT(str);
@ -2335,14 +2335,12 @@ rb_io_sysread(argc, argv, io)
rb_str_unlocktmp(str);
if (n == -1) {
rb_str_resize(str, 0);
rb_sys_fail(fptr->path);
}
rb_str_resize(str, n);
if (n == 0 && ilen > 0) {
rb_str_resize(str, 0);
rb_eof_error();
}
RSTRING(str)->len = n;
RSTRING(str)->ptr[n] = '\0';
OBJ_TAINT(str);